From 8cf28d346d697d5e09ac8955c0e70f07fd09b60a Mon Sep 17 00:00:00 2001 From: Yaowu Xu Date: Wed, 7 Mar 2012 09:05:26 -0800 Subject: [PATCH] Changed MAX_PSNR to be consistent with internal stats The maximum psnr has a marginal impact on the overall output in high quality encodings, the change will make sure the psnr output to be consistent with encoder internal stats. Change-Id: I35cf2f85008ec127a7d91c9eb69fa7811798ae32 --- vpxenc.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/vpxenc.c b/vpxenc.c index aa3799058..efbbbc05d 100644 --- a/vpxenc.c +++ b/vpxenc.c @@ -888,7 +888,7 @@ static unsigned int murmur ( const void * key, int len, unsigned int seed ) } #include "math.h" - +#define MAX_PSNR 100 static double vp8_mse2psnr(double Samples, double Peak, double Mse) { double psnr; @@ -896,10 +896,10 @@ static double vp8_mse2psnr(double Samples, double Peak, double Mse) if ((double)Mse > 0.0) psnr = 10.0 * log10(Peak * Peak * Samples / Mse); else - psnr = 60; // Limit to prevent / 0 + psnr = MAX_PSNR; // Limit to prevent / 0 - if (psnr > 60) - psnr = 60; + if (psnr > MAX_PSNR) + psnr = MAX_PSNR; return psnr; } -- 2.50.1